Finding the Fourth Proportional to 16,709.49, 25,061.43 and 7,825.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,709.49 : 25,061.43 = 7,825.75 : x
2. Step 2: Convert to fraction form
   16,709.49/25,061.43 = 7,825.75/x
3. Step 3: Cross multiply
   16,709.49x = 25,061.43 × 7,825.75
4. Step 4: Simplify right side
   16,709.49x = 196,124,485.82
5. Step 5: Solve for x
   x = 196,124,485.82/16,709.49
6. Step 6: Final answer
   x = 11,737.31